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Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
3,707
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Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
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Active Rule
Shell32 DLL Execution in Suspicious Directory
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Shell32 DLL Execution in Suspicious Directory
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: Shell32 DLL Execution in Suspicious Directory
id: 32b96012-7892-429e-b26c-ac2bf46066ff
status: test
description: Detects shell32.dll executing a DLL in a suspicious directory
references:
- https://www.group-ib.com/resources/threat-research/red-curl-2.html
author: Christian Burkard (Nextron Systems)
date: 2021-11-24
modified: 2023-02-09
tags:
- attack.defense-evasion
- attack.execution
- attack.t1218.011
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\rundll32.exe'
- OriginalFileName: 'RUNDLL32.EXE'
selection_cli:
CommandLine|contains|all:
- 'shell32.dll'
- 'Control_RunDLL'
CommandLine|contains:
- '%AppData%'
- '%LocalAppData%'
- '%Temp%'
- '%tmp%'
- '\AppData\'
- '\Temp\'
- '\Users\Public\'
condition: all of selection_*
falsepositives:
- Unknown
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_rundll32_shell32_susp_execution.yml